noun
Buddhist nun
Specifically a female Buddhist monastic; the term is neutral and commonly used in news and general writing.
その寺には十人ほどの尼僧が住んでいる。
About ten Buddhist nuns live at that temple.
noun
Catholic nun; sister
Used for Christian nuns, especially in Catholic contexts. シスター is also common in everyday speech.
尼僧たちは毎朝礼拝堂で祈りを捧げる。
The nuns offer prayers in the chapel every morning.